Register Now

Login

Lost Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

222-9+11+12:2*14+14 = ? ( )

Toán Lớp 11: cos2x + sinx = √3.(cosx + sin2x )

Toán Lớp 11: cos2x + sinx = √3.(cosx + sin2x )

Comments ( 1 )

  1. Giải đáp:
     $S=\left\{-\dfrac{\pi}{6}+k2\pi;\dfrac{\pi}{2}+k\dfrac{2\pi}{3}\,\bigg{|}\,k\in\mathbb Z\right\}$
    Lời giải và giải thích chi tiết:
     

    toan-lop-11-cos2-sin-3-cos-sin2

Leave a reply

222-9+11+12:2*14+14 = ? ( )